Construction and Application of Enterprise Internal Audit Data Analysis Model Based on Decision Tree Algorithm

Table 1

Example of audit mart.

Serial number	Audit name	Table name
1	Wide table of income details	SJ_BWT_ACCT_BALANCE_PAYOUT_M
2	List of arrears	SJ_BWT_FIN_OUT_INCOME
3	Write-off flow meter	SJ_BWT_SUBSIDY_SHLD_M
4	Terminal subsidy table	SJ_BWT_CUST_POINT_EXCHANGE_M
5	Balance expenses	SJ_BWT_CUST_POINT_M
6	Commission user level data	SJ_BWT_CUST_COIN_BALANCE
7	Package information	SJ_BWT_ACCT_WOFF_ACC_BILL_M
8	Statement of bills	SJ_BWT_PRD_PD_INST_M
9	Account information	SJ_BWT_CHARGE_LIST_M
10	Three-year change schedule of points	SJ_BWT_FIN_IN_INCOME
11	Customer points information	sj_bwt_cust_info_m
12	Points redemption schedule for three years	SJ_BWT_FIN_OWE_LIST_M
13	In-system income detailed table	SJ_BWT_SERV_SETTLE_DETAIL
14	Customer information	SJ_BWT_FIN_OWE_M
15	Arrears table	sj_bwt_acct